Coastal Waters Forecast for Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm (ANZ254) (Text-Only)
NWS Forecast for: Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm (ANZ254)
Issued by: National Weather Service Norton, MA
Last Update: 1004 AM EDT Sun Aug 31 2025
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This Afternoon: N winds 5 to 10 kt. Seas 2 to 3 ft. Wave detail: E 3 ft at 8 seconds and NW 1 foot at 3 seconds.

Tonight: NE winds around 5 kt. Seas 2 to 3 ft. Wave detail: SE 2 ft at 8 seconds and NW 1 foot at 4 seconds.

Mon: NE winds 5 to 10 kt. Seas around 2 ft. Wave detail: NE 2 ft at 7 seconds and N 1 foot at 3 seconds.

Mon Night: NE winds 5 to 10 kt, increasing to 10 to 15 kt with gusts up to 20 kt after midnight. Seas 2 to 3 ft. Wave detail: E 3 ft at 8 seconds.

Tue: NE winds 10 to 15 kt with gusts up to 20 kt. Seas 3 to 5 ft. Wave detail: E 5 ft at 8 seconds.

Tue Night: N winds 10 to 15 kt with gusts up to 20 kt, becoming NW after midnight. Seas 3 to 5 ft. Wave detail: E 5 ft at 9 seconds.

Wed: SW winds 10 to 15 kt with gusts up to 20 kt. Seas 3 to 5 ft.

Wed Night Through Thu Night: SE winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 4 ft.

seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height.







Zone Forecast: Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm (ANZ254)

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